What others see as trash is all the ancient beasts under my command.
Cheng Si traveled to the Lingwu Continent where beast control was the most important thing. During the awakening ceremony, he was detected with "waste spiritual roots" and became the laughing stock of the entire family. He was sent to the Treasure Pavilion to work as a handyman. No one thought much of him, including himself - until he picked up a dusty stone ball in the corner of the treasure house.
The stone ball cracked open, and an ugly golden toad with only three legs came out, burped loudly, and spit out a copper coin...